8440-1667 Woodward Generator Parallel Control Module

Availability: 99 left in stock

Product Overview The Woodward 8440-1667 (SPM-D1010B/XN) serves as a high-precision, microprocessor-based synchronizer for three-phase AC generators. This unit automates the critical process...

SKU: 8440-1667

Manufacturer: Woodward
Product No.: 8440-1667
Product Type: Woodward SPM-D Series
Product Origin: USA
Payment:T/T, Western Union
Weight: 2360g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Product Overview

The Woodward 8440-1667 (SPM-D1010B/XN) serves as a high-precision, microprocessor-based synchronizer for three-phase AC generators. This unit automates the critical process of aligning generator frequency, voltage, and phase angle with the busbar. It eliminates manual synchronization errors by executing a precise breaker close command only when all electrical parameters achieve perfect parity. This module bridges the gap between various governor types and automatic voltage regulators (AVRs), ensuring seamless grid integration.

Condition: 100% Brand New Original Factory Stock.

Technical Specifications

The Woodward 8440-1667 features a robust hardware profile designed for high-availability environments.

Parameter	Specification
Model Number	8440-1667
Series	SPM-D10/XN (SPM-D1010B/XN)
Input Power Supply	90–250 VAC / DC
System Voltage	Three-Phase AC Monitoring
Control Outputs	Analog and PWM (Pulse Width Modulation)
Display	Two-line Liquid Crystal Display (LCD)
Housing Dimensions	144 mm × 72 mm × 122 mm
Weight	2.36 kg
Mounting	Standard Panel Flush Mount

Engineering Advantages

Universal Compatibility: Unlike proprietary controllers, the 8440-1667 interfaces with both Woodward and non-Woodward speed governors and AVRs. It provides both analog bias signals and PWM outputs, allowing engineers to retrofit older systems without replacing existing actuators.
Rapid Synchronization Logic: The internal algorithms calculate the dynamic "time-to-close" for the circuit breaker. This compensates for the mechanical delay of the breaker itself, ensuring the generator connects exactly at the zero-degree phase difference point.
High Interference Immunity: Built for industrial cabinets, the module’s rugged construction resists electromagnetic interference (EMI). It maintains stable operation near high-voltage switchgear and heavy-duty motor starters.
Simplified Commissioning: The front-facing LCD and intuitive menu structure allow technicians to adjust PID dynamics and synchronization windows directly on the hardware. This eliminates the need for specialized laptop software for basic field setups.

FAQs

Q: Can the 8440-1667 replace older SPM-D series models?

A: Yes, the 8440-1667 is part of the evolved SPM-D10 series. While it maintains the same 144x72mm form factor, always verify the specific wiring suffix (XN) and output requirements (Analog vs. PWM) against your legacy wiring diagram to ensure full logic compatibility.

Q: Does this unit support both 50Hz and 60Hz systems?

A: Absolutely. The module monitors frequency dynamically and functions across global standard power frequencies. You can configure the specific synchronization windows and tolerances via the LCD interface to match local grid requirements.

Q: What is the primary benefit of the PWM output on this model?

A: The PWM output allows the 8440-1667 to communicate directly with modern electronic speed controllers that require pulse-width signals rather than traditional +/- voltage bias. This reduces the need for external signal converters, lowering the overall failure points in the control loop.

Q: How do I handle a "Phase Angle Error" alarm during setup?

A: First, verify the phase sequence (L1, L2, L3) of both the generator and the busbar. The 8440-1667 requires a consistent phase rotation to calculate the synchronization vector. If wiring is correct, adjust the "Phase Offset" parameters in the configuration menu to compensate for any measurement transformer shifts.

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